header {
		background-image: url(timg.jpg);
		text-align: center;
		background-color:#00F;
		display: block;
	}
nav{
	margin:20px;
	display:block;
	background-color:#FF9;
	text-align:center;
	width:100%;
	float:left;
}
nav a:link,nav a:visited{
	display: inline;
	border-bottom:3px solid #fff;
	padding:10px;
	text-decoration::none;
	font-weight:bold;
	margin:5px;
}
nav a:hover{
	color:#FFF;
	background-color:#006;
}
h1{
	font-size:72px;
	margin:15px;
}
aside{
	display:block;
	width:20%;
	float:left;
	background-color:#69F;
}
aside h3{
	font-size:24px;
	text-align:center;
}
section{
	width:60%;
	display:block;
	float:left;
	background-color:#CCC;
}
section p{
	text-align:center;
	padding:10px;
}
footer{
	clear:both;
	display:block;
	text-align:center;
	padding:15px;
	color:#FFF;
	background-color:#00F;
}